Home / 35,984.30-53,906.30-21,909.42

Finding the Fourth Proportional to 35,984.30, 53,906.30 and 21,909.42

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Solution

The fourth proportional to 35,984.30, 53,906.30 and 21,909.42 is: 32,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,984.30 : 53,906.30 = 21,909.42 : x
  2. Step 2: Convert to fraction form
    35,984.30/53,906.30 = 21,909.42/x
  3. Step 3: Cross multiply
    35,984.30x = 53,906.30 × 21,909.42
  4. Step 4: Simplify right side
    35,984.30x = 1,181,055,767.35
  5. Step 5: Solve for x
    x = 1,181,055,767.35/35,984.30
  6. Step 6: Final answer
    x = 32,821.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.